A fluorophore-labeled human cell. A fluorophore (or fluorochrome, similarly to a chromophore) is a fluorescent chemical compound that can re-emit light upon light excitation. Fluorophores typically contain several combined aromatic groups, or planar or cyclic molecules with several Ï bonds.
IN THIS TOPIC. Pregnancy symptoms are different for everyone, and can vary from month to month and even from pregnancy to pregnancy. Find out what to expect, from the earliest pregnancy symptoms to the wooziness of morning sickness to the aches and pains of your third trimester.
Morning Sickness. Morning Sickness. For many women, the toughest part of early pregnancy is morning sickness. Morning sickness can range from mild, occasional nausea to severe, ongoing, disabling nausea with bouts of vomiting. Symptoms may be worse in the morning, but they can strike at any time of the day or night.